Socrates once said that a good person does not worry much about the little things, like whether he lives or dies, but only about the one big thing: whether he is a good person or a bad one.       In , celebrated philosopher Peter Kreeft reclaims the importance of ethical study in answering life’s big questions: What is the meaning of life? How should I live? How should I treat other people? Unlike many modern texts on the subject, this one asserts that ethics is real, that good and evil are knowable, and that we can learn to act well and so become better and happier people.       Surveying the “big ideas” of the thirty-two most important ethical philosophers, is an apprenticeship to the greatest minds in history. With expert analysis and reflection from Kreeft, it offers a challenging and unforgettable treatment that is suitable for classroom and individual use alike.